| X-linked agammaglobulinemia
Bivigam vs Hizentra
Side-by-side clinical, coverage, and cost comparison for x-linked agammaglobulinemia.Deep comparison between: Bivigam vs Hizentra with Prescriber.AI
AI compares prescribing info and payer-specific access barriers across 1,200+ formularies. Here's a preview of what prescribers are already asking.Safety signalsHizentra has a higher rate of injection site reactions vs Bivigam based on FDA-approved prescribing information
Coverage gaps3 major payers require step therapy for Hizentra but not Bivigam, including UnitedHealthcare
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Category
Bivigam
Hizentra
At A Glance
IV infusion
Every 3-4 weeks
Intravenous immune globulin (IVIG)
SC injection
Daily to every 2 weeks
Immune globulin
Indications
- Common Variable Immunodeficiency
- X-linked agammaglobulinemia
- Congenital agammaglobulinemia
- Wiskott-Aldrich Syndrome
- Severe Combined Immunodeficiency
- Primary immune deficiency disorder
- Polyradiculoneuropathy, Chronic Inflammatory Demyelinating
- Wiskott-Aldrich Syndrome
- Common Variable Immunodeficiency
- X-linked agammaglobulinemia
- Severe Combined Immunodeficiency
Dosing
Common Variable Immunodeficiency, X-linked agammaglobulinemia, Congenital agammaglobulinemia, Wiskott-Aldrich Syndrome, Severe Combined Immunodeficiency 300 to 800 mg/kg IV every 3 to 4 weeks; initial infusion rate 0.5 mg/kg/min, increase every 20 minutes if tolerated up to 6 mg/kg/min; adjust dose to maintain trough IgG >= 600 mg/dL.
Primary immune deficiency disorder, Wiskott-Aldrich Syndrome, Common Variable Immunodeficiency, X-linked agammaglobulinemia, Severe Combined Immunodeficiency Individualized SC dose administered daily to every 2 weeks; when switching from IGIV, initial weekly dose = prior IGIV dose (g) divided by weeks between doses, multiplied by 1.37.
Polyradiculoneuropathy, Chronic Inflammatory Demyelinating 0.2 g/kg (1 mL/kg) SC per week in 1-2 infusion sessions over 1-2 consecutive days; may increase to 0.4 g/kg per week if symptoms worsen on the lower dose.
Contraindications
- Previous anaphylactic or severe systemic reaction to human immune globulin
- IgA deficiency with antibodies to IgA and a history of hypersensitivity
- History of anaphylactic or severe systemic reaction to human immune globulin or inactive ingredients of HIZENTRA, including polysorbate 80
- Hyperprolinemia Type I or II (HIZENTRA contains L-proline as stabilizer)
- IgA-deficiency with antibodies against IgA and a history of hypersensitivity
Adverse Reactions
Most common (>=5%) Headache, fatigue, infusion site reaction, nausea, sinusitis, blood pressure increased, diarrhea, dizziness, lethargy
Serious Vomiting, dehydration
Postmarketing Apnea, ARDS, TRALI, cyanosis, hypoxemia, pulmonary edema, dyspnea, bronchospasm, cardiac arrest, thromboembolism, vascular collapse, hypotension, coma, loss of consciousness, seizures, tremor, Stevens-Johnson syndrome, epidermolysis, erythema multiforme, bullous dermatitis, pancytopenia, leukopenia, hemolysis, positive direct antiglobulin test, pyrexia, rigors, back pain, hepatic dysfunction, abdominal pain
Most common (>=5%) Local infusion-site reactions (swelling, redness, heat, pain, hematoma, itching), headache, diarrhea, fatigue, back pain, nausea, pain in extremity, cough, upper respiratory tract infection, rash, pruritus, vomiting, abdominal pain, migraine, arthralgia, pain, fall, nasopharyngitis
Postmarketing Allergic-anaphylactic reactions (swollen face or tongue, pharyngeal edema, pyrexia, chills, dizziness, hypertension, malaise, tachycardia, flushing), chest discomfort, dyspnea, tremor, burning sensation, infusion site ulcer, infusion site necrosis
Pharmacology
BIVIGAM is an intravenous IgG replacement therapy that provides a broad spectrum of neutralizing antibodies against bacterial and viral pathogens and their toxins; IgG antibodies act as opsonins, enhancing phagocytosis and elimination of pathogens from the circulation.
Immune Globulin Subcutaneous (Human), 20% Liquid that supplies a broad spectrum of opsonizing and neutralizing IgG antibodies against a wide variety of bacterial and viral agents; mechanism of action has not been fully elucidated but may include immunomodulatory effects.
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Most Common Insurance
Anthem BCBS
Bivigam
- Covered on 5 commercial plans
- PA (10/12) · Step Therapy (10/12) · Qty limit (0/12)
Hizentra
- Covered on 5 commercial plans
- PA (9/12) · Step Therapy (5/12) · Qty limit (0/12)
UnitedHealthcare
Bivigam
- Covered on 4 commercial plans
- PA (1/8) · Step Therapy (0/8) · Qty limit (0/8)
Hizentra
- Covered on 4 commercial plans
- PA (2/8) · Step Therapy (0/8) · Qty limit (1/8)
Humana
Bivigam
- Covered on 0 commercial plans
- PA (3/3) · Step Therapy (3/3) · Qty limit (0/3)
Hizentra
- Covered on 0 commercial plans
- PA (3/3) · Step Therapy (3/3) · Qty limit (0/3)
Coverage data sourced from MMIT. Updated monthly.
Savings
Cost estimate not availableAccessia Health: Chronic Inflammatory Demyelinating Polyneuropathy (CIDP) - Private Insurance
Commercial or private insurance
Medicare, Medicaid, VA, TRICARE
No savings programs available for Hizentra.
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Clinical data sourced from FDA-approved labeling. Coverage data via MMIT. Updated monthly.